CN218913509U

CN218913509U - Lightweight flange plate for baha racing car

Info

Publication number: CN218913509U
Application number: CN202223032733.2U
Authority: CN
Inventors: 陈航宇; 师蔚; 胡定玉; 廖爱华
Original assignee: Shanghai University of Engineering Science
Current assignee: Shanghai University of Engineering Science
Priority date: 2022-11-15
Filing date: 2022-11-15
Publication date: 2023-04-25
Anticipated expiration: 2032-11-15

Abstract

The utility model relates to a lightweight flange plate for a baha racing car, which comprises a hollow cylinder, and a hub mounting seat and a brake disc mounting seat which are respectively arranged on the outer walls of two ends of the hollow cylinder; the center of the hollow cylinder is a bearing chamber for installing a bearing, the hub mounting seat is provided with a bolt hole for being connected and fixed with a hub, the brake disc mounting seat is provided with a positioning hole for being connected and fixed with a brake disc, and the hub mounting seat and the brake disc mounting seat are provided with lightening holes. According to the lightweight flange plate for the baha racing car, through the mode that the lightening holes are formed in the hub mounting seat and the brake disc mounting seat on the flange plate, the strength of the flange plate is guaranteed to meet the requirement, the weight of the flange plate is reduced, the operability of the racing car in the process of running on a cross race track is higher, the lightweight requirement of the baha racing car can be met, and meanwhile, the lightening holes are beneficial to heat dissipation of the flange plate.

Description

Lightweight flange plate for baha racing car

Technical Field

The utility model relates to the technical field of automobile parts, in particular to a lightweight flange plate for a baha racing car.

Background

The flange is an important component connecting the hub rim with the brake and knuckle, and is also an important component of the vehicle suspension. The working environment of the bar-ha go-anywhere racing car is mostly a muddy outdoor environment, so that the strength of parts and the steering performance of the vehicle are important. Some motorcades pursue strength without considering light weight, so that the vehicle mass is larger, and the operability is affected; or excessively pursuing weight reduction, so that the strength is insufficient, resulting in damage to the components.

Disclosure of Invention

The utility model aims to provide a lightweight flange plate for a baha racing car, which not only ensures the strength requirement of the flange plate, but also lightens the weight of the flange plate, and can meet the lightweight requirement of the baha racing car.

The aim of the utility model can be achieved by the following technical scheme: a lightweight flange plate for a baha racing car comprises a hollow cylinder, and a hub mounting seat and a brake disc mounting seat which are respectively arranged on the outer walls of two ends of the hollow cylinder; the center of the hollow cylinder is a bearing chamber for installing a bearing, the hub mounting seat is provided with a bolt hole for being connected and fixed with a hub, the brake disc mounting seat is provided with a positioning hole for being connected and fixed with a brake disc, and the hub mounting seat and the brake disc mounting seat are provided with lightening holes.

Further, two bearing assembly positions are arranged in the bearing chamber, the structure of the bearing assembly positions is matched with a bearing, and the bearing is matched with a wheel train shaft.

Further, the outer edge of the hub mounting seat is petal-shaped.

Furthermore, a plurality of concave grooves are uniformly formed in the outer edge of the hub mounting seat, and the bolt holes are formed in the protrusions between the adjacent grooves; the degree of recession of the groove can be adjusted according to actual strength requirements, and along with the increase of the degree of recession of the groove, the degree of lightening of the flange plate is increased.

Further, the weight reducing holes are arranged between the bolt holes and the outer wall of the hollow cylinder.

Furthermore, the lightening hole on the hub mounting seat is approximately round-corner rectangle, wherein the long side of the approximately round-corner rectangle is an arc concentric with the hollow cylinder, the radius of the arc close to the inner side of the hollow cylinder is the same as the outer diameter of the hollow cylinder, and the approximately round-corner rectangle is symmetrical along the folding line of the long side.

Furthermore, the outer edge of wheel hub mount pad evenly be equipped with 4 inwards along sunken recess, the recess be central symmetry, 4 protruding parts between the adjacent recess are central symmetry, the bolt hole set up on the arch between the adjacent recess, the bolt hole is cross distribution, with wheel hub mounting hole phase adaptation.

Further, the area of the 4 lightening holes is 15% -16% of the area of the end face of the hub mounting seat.

Further, the brake disc mounting seat is in a circular ring shape.

Furthermore, semicircular positioning holes are uniformly formed in the outer edge of the circular brake disc mounting seat.

Further, the weight reducing holes are arranged between the adjacent semicircular positioning holes.

Furthermore, the lightening hole on the brake disc mounting seat is approximately round-corner rectangle, wherein the long side of the approximately round-corner rectangle is an arc concentric with the hollow cylinder, the radius of the arc close to the inner side of the hollow cylinder is the same as the outer diameter of the hollow cylinder, and the short side is a semicircular arc symmetrical along the doubling line of the long side.

Furthermore, 6 semicircular positioning holes are uniformly formed in the outer edge of the circular brake disc mounting seat, 1 lightening hole is formed between every two adjacent semicircular positioning holes, and the semicircular positioning holes are matched with the brake disc holes in phase.

Further, the area of the 6 lightening holes is 19% -21% of the area of the end face of the brake disc mounting seat.

Compared with the prior art, the utility model has the following advantages:

1. the utility model relates to a lightweight flange plate for a baha racing car, which comprises a hollow cylinder, and a hub mounting seat and a brake disc mounting seat which are respectively arranged on the outer walls of two ends of the hollow cylinder, wherein the hub mounting seat and the brake disc mounting seat on the flange plate are provided with lightening holes, so that the strength of the flange plate is ensured to meet the requirement, the weight of the flange plate is reduced, the lightweight requirement of the baha racing car can be met, and meanwhile, the lightening holes are beneficial to the heat dissipation of the flange plate;

2. the lightweight flange plate for the bar racing car is light in weight, so that the operability of the racing car is stronger when the racing car runs on a cross track.

Drawings

FIG. 1 is a schematic view of a hub mounting base in a lightweight flange plate according to the present utility model;

FIG. 2 is a schematic view of a brake disc mounting seat in a lightweight flange plate according to the present utility model;

FIG. 3 is a front view of a lightweight flange in accordance with the present utility model;

FIG. 4 is a left side view of the lightweight flange plate of the present utility model;

FIG. 5 is a schematic view of the mounting structure of the lightweight flange and bearing of the present utility model;

FIG. 6 is a schematic view of a bearing adapted for use with the lightweight flange plate of the present utility model;

FIG. 7 is a schematic view of the mounting structure of the lightweight flange plate and bearing and wheel train shaft of the present utility model;

FIG. 8 is a schematic view of a gear train shaft adapted to a bearing;

FIG. 9 is a schematic view of the mounting structure of the lightweight flange and hub of the present utility model;

FIG. 10 is a schematic structural view of a hub adapted for use with the lightweight flange plate of the present utility model;

FIG. 11 is a schematic view of the mounting structure of the lightweight flange plate and brake disc of the present utility model;

FIG. 12 is a schematic structural view of a brake disc adapted for use with the lightweight flange plate of the present utility model;

FIG. 13 is a general assembly view of the lightweight flange plate of the present utility model;

fig. 14 is a schematic view of the result of the hydrostatic analysis of the lightweight flange plate of the present utility model.

FIG. 15 is a schematic view of the results of a hydrostatic analysis of a lightweight front flange;

the marks in the figure are as follows: 1: a hollow cylinder; 11: a bearing chamber; 2: a hub mounting base; 21: bolt holes; 3: a brake disc mounting base; 31: positioning holes; 4: and a lightening hole.

Detailed Description

The utility model is further described below with reference to the accompanying drawings.

Example 1

Referring to fig. 1-4, a lightweight flange for a baha racing car comprises a hollow cylinder 1, and a hub mounting seat 2 and a brake disc mounting seat 3 respectively arranged on the outer walls of two ends of the hollow cylinder 1; the center of the hollow cylinder 1 is provided with a bearing chamber 11 for installing a bearing, and a bearing assembly position is arranged in the bearing chamber 11; the outer edge of the hub mounting seat 2 is petal-shaped, a plurality of concave grooves are uniformly formed in the outer edge of the hub mounting seat 2, bolt holes 21 for connecting and fixing with a hub are formed in protrusions between the adjacent grooves, and weight reducing holes 4 are formed between the bolt holes 21 and the outer wall of the hollow cylinder 1; the brake disc mounting seat 3 is annular, semicircular positioning holes 31 used for being connected and fixed with the brake disc are uniformly formed in the outer edge of the annular brake disc mounting seat 3, and the weight reducing holes 4 are formed between the adjacent semicircular positioning holes 31.

Example 2

Referring to fig. 1-4, a lightweight flange for a baha racing car comprises a hollow cylinder 1, and a hub mounting seat 2 and a brake disc mounting seat 3 respectively arranged on the outer walls of two ends of the hollow cylinder 1; the outer edge of the hub mounting seat 2 is uniformly provided with 4 inwards concave grooves, the grooves are in central symmetry, 4 convex parts between adjacent grooves are in central symmetry, bolt holes 21 for connecting and fixing with the hub are arranged on the protrusions between the adjacent grooves, and the bolt holes 21 are distributed in a cross shape; the outer edge of the circular brake disc mounting seat 3 is uniformly provided with 6 semicircular positioning holes 31 used for being connected and fixed with the brake disc, and 1 lightening hole 4 is arranged between every two adjacent semicircular positioning holes 31.

The lightweight flange and the flange before the weight reduction are subjected to a static analysis in Workbench, a constraint is added to the bearing chamber 11, a load is applied to one side of the bolt hole 21, the load value is appropriately amplified by taking the maximum load of a single wheel in an extreme case when the baha racing car lands on a fly, and a braking torque is applied to the brake disc mounting seat 3. After solving, an equivalent stress and safety coefficient cloud is obtained, see fig. 14 and 15. The results show that in this extreme case, the lowest safety factor of the lightweight flange plate is 1.167, and the structure is safe, so the strength of the lightweight flange plate meets the use requirement.

FIGS. 5-13 are schematic illustrations of the assembly of a lightweight flange for a baha race of the present utility model with an adapted bearing, hub, brake disc and train wheel axle, wherein the bearing is mounted on the bearing mounting bits in the lightweight flange bearing housing 11 and the train wheel axle is mounted on the bearing; the hub is provided with bolt holes at positions corresponding to the bolt holes 21 on the hub mounting seat 2 of the lightweight flange plate, and the hub mounting seat 2 of the lightweight flange plate are fixedly connected in the bolt holes of the two parts through bolt insertion; the brake disc is provided with a locating hole at a position corresponding to the locating hole 31 on the brake disc mounting seat 3, the brake disc is sleeved on the brake disc mounting seat 3, and after the locating holes on the two parts are aligned, the hollow rivet penetrates through the locating hole to fixedly connect the brake disc with the brake disc mounting seat 3.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that modifications may be made to the technical solutions described in the foregoing embodiments or equivalents may be substituted for some of the technical features thereof, and these modifications or substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model in essence.

Claims

1. The lightweight flange plate for the baha racing car is characterized by comprising a hollow cylinder (1), and a hub mounting seat (2) and a brake disc mounting seat (3) which are respectively arranged on the outer walls of two ends of the hollow cylinder (1); the center of hollow cylinder (1) for being used for installing bearing room (11), wheel hub mount pad (2) on be equipped with be used for with wheel hub connection fixed bolt hole (21), brake disc mount pad (3) on be equipped with be used for with brake disc connection fixed locating hole (31), all be equipped with lightening hole (4) on wheel hub mount pad (2) and brake disc mount pad (3).

2. A lightweight flange for a baha race as claimed in claim 1 wherein bearing mounting means are provided in the bearing housing (11).

3. A lightweight flange for a baha race as claimed in claim 1 wherein the outer edge of the hub mounting base (2) is petaloid.

4. A lightweight flange for a baha racing car according to claim 3, wherein the outer edge of the hub mounting base (2) is uniformly provided with a plurality of recesses recessed inward, and the bolt holes (21) are formed in the protrusions between the adjacent recesses.

5. A lightweight flange for a baha race according to claim 3, characterized in that the lightening holes (4) are provided between the bolt holes (21) and the outer wall of the hollow cylinder (1).

6. A lightweight flange plate for a baha racing car according to claim 3, wherein the outer edge of the hub mounting seat (2) is uniformly provided with 4 concave grooves along the inner edge, the grooves are centrosymmetric, 4 convex parts between adjacent grooves are centrosymmetric, the bolt holes (21) are arranged on the protrusions between the adjacent grooves, and the bolt holes (21) are distributed in a cross shape.

7. A lightweight flange for a baha race as claimed in claim 1 wherein the brake disc mounting (3) is annular.

8. The lightweight flange plate for the baha racing car according to claim 7, wherein semicircular positioning holes (31) are uniformly formed in the outer edge of the circular brake disc mounting seat (3).

9. A lightweight flange for a baha race as claimed in claim 8 wherein said lightening holes (4) are provided between adjacent locating holes (31).

10. The lightweight flange plate for the baha racing car according to claim 9, wherein 6 semicircular positioning holes (31) are uniformly formed in the outer edge of the circular brake disc mounting seat (3), and 1 lightening hole (4) is formed between every two adjacent positioning holes (31).